4MRH

Crystal structure of the murine CD44 hyaluronan binding domain complex with a small molecule

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2JCP	pdb entry 2JCP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	30% PEG MME 5000, 100 mM MES, 200 mM (NH4)2SO4, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 30.987	α = 90
b = 81.744	β = 118.21
c = 32.236	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M		2012-11-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.000	APS	17-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.12	81.74	97.7	0.036	0.049	16.7	3.2	53169	52863			12.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.12	1.18	94.7		0.159	0.159	4.5	3	7454

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	pdb entry 2JCP	1.12	40.87	52824	2706	97.5	0.1699	0.1691	0.1838	RANDOM	11.8071

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-0.14		-0.34	-0.02		-0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.343
r_dihedral_angle_4_deg	19.484
r_dihedral_angle_3_deg	11.029
r_dihedral_angle_1_deg	7.314
r_scangle_it	3.812
r_scbond_it	2.423
r_mcangle_it	1.628
r_angle_refined_deg	1.541
r_mcbond_it	0.935
r_chiral_restr	0.104

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.343
r_dihedral_angle_4_deg	19.484
r_dihedral_angle_3_deg	11.029
r_dihedral_angle_1_deg	7.314
r_scangle_it	3.812
r_scbond_it	2.423
r_mcangle_it	1.628
r_angle_refined_deg	1.541
r_mcbond_it	0.935
r_chiral_restr	0.104
r_bond_refined_d	0.014
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1171
Nucleic Acid Atoms
Solvent Atoms	123
Heterogen Atoms	14

Software

Software
Software Name	Purpose
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
JDirector	data collection
XDS	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.